Home / 2,942.89-4,061.16-1,598.47

Finding the Fourth Proportional to 2,942.89, 4,061.16 and 1,598.47

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Solution

The fourth proportional to 2,942.89, 4,061.16 and 1,598.47 is: 2,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.89 : 4,061.16 = 1,598.47 : x
  2. Step 2: Convert to fraction form
    2,942.89/4,061.16 = 1,598.47/x
  3. Step 3: Cross multiply
    2,942.89x = 4,061.16 × 1,598.47
  4. Step 4: Simplify right side
    2,942.89x = 6,491,642.43
  5. Step 5: Solve for x
    x = 6,491,642.43/2,942.89
  6. Step 6: Final answer
    x = 2,205.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.